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ST 2 A/MASS AVE over ST 2 COMMONWEALTH AVE

Map

Coordinates:
+42.34915, -71.08867
42°20'57" N, 71°05'19" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:ST 2 A/MASS AVE over ST 2 COMMONWEALTH AVE
Structure number:B1623738NMUNNBI
Location:JUST S CHARLES RIV
Purpose:Carries highway and pedestrian walkway over highway
Route classification:Other Principal Arterial (Urban) [14]
Length of largest span:24.0 ft. [7.3 m]
Total length:50.9 ft. [15.5 m]
Roadway width between curbs:60.0 ft. [18.3 m]
Deck width edge-to-edge:95.1 ft. [29.0 m]
Vertical clearance below bridge:13.1 ft. [4.0 m]
Owner:City or Municipal Highway Agency [04]
Year built:1937
Historic significance:Bridge is possibly eligible for the National Register of Historic Places [3]
Number of main spans:2
Main spans material:Steel [3]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Bituminous [6]

Latest Available Inspection: February 2018

Good/Fair/Poor Condition:Poor
Status:Open, would be posted or closed except for temporary shoring [D]
Average daily traffic:28,800 [as of 2018]
Truck traffic:14% of total traffic
Deck condition:Poor [4 out of 9]
Superstructure condition:Fair [5 out of 9]
Substructure condition:Very Good [8 out of 9]
Structural appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Deck geometry appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Underclearances appraisal:Basically intolerable requiring high priority of corrrective action [3]
Roadway alignment appraisal:Equal to present minimum criteria [6]
Scour condition:Bridge not over waterway. [N]
Sufficiency rating:74.4
Recommended work:Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Estimated cost of work:$2,405,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
February 2018PoorPoorFairVery Good2880074.4
February 2016PoorPoorFairFair2820074.4
February 2014PoorPoorFairFair2970072.9
February 2012PoorPoorFairFair2970072.9
February 2010PoorPoorFairFair2950072.9
February 2008PoorPoorFairFair2950072.9
February 2006PoorPoorFairFair3130072.7
February 2004PoorPoorFairFair3530072.2
February 2002PoorPoorFairFair2100075.2
March 2000PoorPoorFairFair1990075.3

Element Data

Source: National Bridge Elements dataset, 2018 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Superstructure
Steel Girder/Beamlinear ft.8140768460
Deck
Reinforced Concrete Decksq. ft.4,8473,1925181,1370
Wearing Surfacessq. ft.3,0462,71133500
Substructure
Steel Columneach80800
Steel Protective Coatingsq. ft.40903158212
Reinforced Concrete Abutmentlinear ft.19412152210
Bearings
Movable Bearingeach1616000
Fixed Bearingeach2416800
Steel Protective Coatingsq. ft.28014140
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.102039630